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单词
Owl Nebula
释义
Owl Nebula
Encyclopedia
理学
行星状星云
释
Owl Nebula
夜枭星云
位于大熊星座的一个比较复杂的行星状星云。星表中的编号为M97和NGC3587。距离地球2030光年(621秒差距),视星等为9.9,年龄约8千年。又称猫头鹰星云。
Astronomy
Owl Nebula
夜枭星云
随便看
indirect bilinear transformation
indirect bioleaching
indirect boundary element method
indirect boundary point
indirect boundary reduction
indirect cause of accident
indirect coal liquefaction
indirect combustion
indirect communication
indirect compensation
indirect conformal mapping
indirect control
indirect cost of books and periodicals
indirect coupling
indirect credit guidance
indirect defense
indirect demonstration
indirect detection
indirect differentiation
indirect dipole-dipole coupling
indirect discharge
indirect DNA demethylation
indirect drive
indirect drying of mineral processing products
indirect economic burden
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更新时间:2026/10/21 13:20:20